Grip for a writing instrument



FIG. 1 is a perspective view taken from the side and below showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a left side elevational view thereof, the right side elevational view being a mirror image thereof;

FIG. 4 is a rear view thereof; and,

FIG. 5 is a bottom view thereof.

The broken line showing of a writing instrument is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a “grip for a writing instrument”, as shown and described. 